The guidelines for whether or not to include an additional variable include all of the following, with the exception of
A) providing "full disclosure" representative tabulations of the results.
B) testing whether additional questionable variables have nonzero coefficients.
C) determining whether it can be measured in the population of interest.
D) being specific about the coefficient or coefficients of interest.
Correct Answer:
Verified
Q23: A statistical analysis is internally valid if
A)all
Q24: Threats to in internal validity lead to
A)perfect
Q25: A definition of internal validity is
A)the estimator
Q26: One of the most frequently used
Q27: Several authors have tried to measure
Q29: Until about 10 years ago, most studies
Q30: The true causal effect might not be
Q31: You try to explain the number of
Q32: A study of United States and Canadian
Q33: Keynes postulated that the marginal propensity
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